[DBAL-555] Improved approach to fix issue from GH-367.
[DBAL-555] replace a bunch of occurances of $diff->name and $diff->newName with quoted identifier version.
Update MasterSlaveConnectionTest.php

the test testKeepSlaveBeginTransactionStaysOnMaster does not begin a transaction, I have put a begin transaction, and now it fails,

the fix is here, if it makes sense
https://github.com/ananda-agrawal/dbal/commit/eb9262afb3955e4974d5a713b495a544b66a5cf7
[DBAL-717] Fix bug in MasterSlaveConnection with keepSlave option and switch back after transaction.
[DBAL-415] More lenient parsing of DateTime by using date_create() as fallback.
[DBAL-591] Fix issue with drop constraint + column ordering in ALTER TABLE of PostgreSQL.
Merge branch 'DBAL-591'
[DBAL-555] Fix Sqlite and SQLAnywhere Platforms, document TableDiff changes.
Merge pull request #453 from doctrine/DBAL-555

[DBAL-555] Fix using Identifier assets and quoting